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Finding the Third Proportional to 2,193,177.52 and 4,890,635.09

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Solution

The third proportional to 2,193,177.52 and 4,890,635.09 is: 10,905,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,177.52 : 4,890,635.09 = 4,890,635.09 : x
  2. Step 2: Convert to fraction form
    2,193,177.52/4,890,635.09 = 4,890,635.09/x
  3. Step 3: Cross multiply
    2,193,177.52x = 4,890,635.09 × 4,890,635.09
  4. Step 4: Simplify right side
    2,193,177.52x = 23,918,311,543,802.90
  5. Step 5: Solve for x
    x = 23,918,311,543,802.90/2,193,177.52
  6. Step 6: Final answer
    x = 10,905,780.03

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.